Compilare: main.cpp: In function 'int main()': main.cpp:51:23: warning: 'm2' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<m1<<" "<<m2; ^ main.cpp:51:16: warning: 'm1' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<m1<<" "<<m2; ^~~ main.cpp:38:20: warning: 'aux' may be used uninitialized in this function [-Wmaybe-uninitialized] dif=i-aux; ~~~^~~~~~